2521130502 has 32 divisors (see below), whose sum is σ = 5503075200. Its totient is φ = 763641920.

The previous prime is 2521130497. The next prime is 2521130537. The reversal of 2521130502 is 2050311252.

It is a super-2 number, since 2×2521130502² = 12712198016229544008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171058 + ... + 185210.

It is an arithmetic number, because the mean of its divisors is an integer number (171971100).

Almost surely, 2^2521130502 is an apocalyptic number.

2521130502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2521130502 is an abundant number, since it is smaller than the sum of its proper divisors (2981944698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2521130502 is a wasteful number, since it uses less digits than its factorization.

2521130502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16868.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 2521130502 is about 50210.8603989217. The cubic root of 2521130502 is about 1361.0218858834.

Adding to 2521130502 its reverse (2050311252), we get a palindrome (4571441754).

The spelling of 2521130502 in words is "two billion, five hundred twenty-one million, one hundred thirty thousand, five hundred two".